Wall Street heading toward losing week; Block cuts 40% of its workforce citing shift to AI Skip carousel
1 of 4 | Trader Timothy Nick, left, and Robert Charmak work on the floor of the New York Stock Exchange, Friday, Feb. 20, 2026. (AP Photo/Richard Drew) 2 of 4 | Specialist Thomas McArdle works at his post on the floor of the New York Stock Exchange, …